Reports until 08:24, Tuesday 04 November 2025
H1 GRD (SUS)
thomas.shaffer@LIGO.ORG - posted 08:24, Tuesday 04 November 2025 - last comment - 09:12, Tuesday 04 November 2025(87936)
IM1-4 & MC1 Guardian nodes Misaligned state removed

I've removed the Misaligned states and their associated edges for the IMs and MC1 nodes to avoid a similar mishap from last week (alog87793) of going up to 60W but misaliging optics that should not be moved at that power.

To do this I needed to make h1 versions of these nodes. Most other sus nodes are common, and these do use the common SUS.py file, but we redefine the edges and removed the misaligned and misaligning states.

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thomas.shaffer@LIGO.ORG - 09:12, Tuesday 04 November 2025 (87937)OpsInfo, SUS

Sheila, TJ

We also added the OMs, OPO, and OFI to the list. This brings the total list of sus nodes without misaligned states to:

  • IM1-4
  • MC1
  • OM1-3
  • OPO
  • OFI